摘要 |
PROBLEM TO BE SOLVED: To provide methods and liposome compositions useful for delivery of substances useful in the diagnosis, prognosis, testing, screening, treatment or prevention of a pathological condition, e.g., a disease in living organisms, such as a human being, a plant, or an animal.SOLUTION: The present invention provides: liposome compositions containing substituted ammonium and/or polyanion, and optionally with a desired therapeutic or imaging substance; and methods of making the same. |